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AJvYcCWCT7aIxVGUCpWQMLSZ0ytQJFDeop5zI9Fpqn54jIfoeJVHHsIUn4LwDjRgBtQzq0dUvDwjurKEpg==@kvack.org X-Gm-Message-State: AOJu0YzxkHIEiakTMe4rbEFOUi+g9BLFTq+Xg5z3N2U6y6HT6B5ZjIFj ZYfsDwGDRK01qJ6yPGZCiuOKpftYt7oLgljRhDWH6YLRBvNM0Dofv9R7FF2/VL79SEYb3ScI96s uKEME5oy+wQ== X-Google-Smtp-Source: AGHT+IGyvxBXVKudgTqQT/Sz/ZVkUrhVlfUf3CFkBBjkljVRcLXxIDlIjwfcGDVpOf7sFqUfT+P2WC7Tjqu3bw== X-Received: from wmbbi6.prod.google.com ([2002:a05:600c:3d86:b0:439:8688:5f9]) (user=jackmanb job=prod-delivery.src-stubby-dispatcher) by 2002:a05:6000:4409:b0:38f:3b9b:6f91 with SMTP id ffacd0b85a97d-390ec7cb9bemr2080325f8f.12.1740761712441; Fri, 28 Feb 2025 08:55:12 -0800 (PST) Date: Fri, 28 Feb 2025 16:54:56 +0000 In-Reply-To: <20250228-mm-selftests-v3-0-958e3b6f0203@google.com> Mime-Version: 1.0 References: <20250228-mm-selftests-v3-0-958e3b6f0203@google.com> X-Mailer: b4 0.15-dev Message-ID: <20250228-mm-selftests-v3-8-958e3b6f0203@google.com> Subject: [PATCH v3 08/10] selftests/mm: Skip gup_longerm tests on weird filesystems From: Brendan Jackman To: Lorenzo Stoakes , Andrew Morton , Shuah Khan Cc: Dev Jain , linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, Brendan Jackman X-Rspam-User: X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 9EDB1180007 X-Stat-Signature: zgb691xrt7mpog78py4itf1wtnhwcih8 X-HE-Tag: 1740761713-858811 X-HE-Meta: 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 rTlwWY4x 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.275937, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Some filesystems don't support funtract()ing unlinked files. They return ENOENT. In that case, skip the test. Signed-off-by: Brendan Jackman --- tools/testing/selftests/mm/gup_longterm.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/tools/testing/selftests/mm/gup_longterm.c b/tools/testing/selftests/mm/gup_longterm.c index 879e9e4e8cce8127656fabe098abf7db5f6c5e23..494ec4102111b9c96fb4947b29c184735ceb8e1c 100644 --- a/tools/testing/selftests/mm/gup_longterm.c +++ b/tools/testing/selftests/mm/gup_longterm.c @@ -96,7 +96,15 @@ static void do_test(int fd, size_t size, enum test_type type, bool shared) int ret; if (ftruncate(fd, size)) { - ksft_test_result_fail("ftruncate() failed (%s)\n", strerror(errno)); + if (errno == ENOENT) { + /* + * This can happen if the file has been unlinked and the + * filesystem doesn't support truncating unlinked files. + */ + ksft_test_result_skip("ftruncate() failed with ENOENT\n"); + } else { + ksft_test_result_fail("ftruncate() failed (%s)\n", strerror(errno)); + } return; }